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Enjoy a randomly generated fortune:

$ fortune | cowsay

 ________________________________________
/ University, n.:                        \
|                                        |
| Like a software house, except the      |
| software's free, and it's usable,      |
|                                        |
| and it works, and if it breaks they'll |
| quickly tell you how to fix            |
|                                        |
| it, and ...                            |
|                                        |
| [Okay, okay, I'll leave it in, but I   |
| think you're destroying                |
|                                        |
| the credibility of the entire fortune  |
\ program. Ed.]                          /
 ----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

$output = shell_exec("/usr/games/fortune | /usr/games/cowsay");
echo $output;